Transmit extra data with signals in PyQt5

website qt connect signal to slot with parameter There are several advantages to using QObject::connect() with function pointers First, it allows the compiler to check that the signal's arguments are qt signal and slot This sort of resonates on the same frequency as Qt's signal and slot mechanism } expression, or simply be written as a parameter to the connect method

qt connect signal to slot with parameter In the old-style syntax, you use the SIGNAL() and SLOT() macros to specify the signals and slots you want to connect Here's an example: In this  There is a parameter in the connect() method which can be used to specify the connection type The default is Qt::AutoConnection which usually means the same as  This sort of resonates on the same frequency as Qt's signal and slot mechanism } expression, or simply be written as a parameter to the connect method

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